"JSON Web Tokens" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Turn any public webpage into JSON with AI, save it as a live JSON API, and call it from your agent.
Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?
Remote MCP that evaluates one public HTTPS URL for WebMCP readiness: intent, tools observed, what to add, what never to expose.
Free platform to test MCP clients without installing anything. Create mock tools with dynamic templates, configurable delays, conditions (if/then), and response sequences. Supports JSON-RPC 2.0 over Streamable HTTP. Built-in text_echo and json_echo tools. Rate-limited tiers: anonymous (5 calls/min, 1 mock tool), registered (10 calls/min, 4 mock tools), premium (60 calls/min, unlimited). Zero setup — no install, no registration required. More info: https://www.testmcp.dev
Deterministic JSON checks with signed evidence and x402-paid execution
Independent health, price and history for x402/MPP endpoints. Metered over x402; free grade on web.
Look up 100+ agentic-web standards, live-probe any domain, validate manifests, generate boilerplate.
Deploy production REST APIs from JSON schemas in seconds. Manage projects, schemas, and deployments.
Research, inference, SEC filings, QR codes, digests, web/email tools and x402 service checks.
Signed deterministic checks for supplied JSON invoices, OpenAPI API contracts and JSON events.
Replay supplied records against old and new bounded JSON Schema draft-07 contracts. Receive exact...
{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"whoami","arguments":{}}} free no key
Web search for agents, one x402 payment: real results, provider failover, signed receipt. $0.01.
Production proofs for breaking JSON Schema/MCP changes; UNKNOWN/NO_WITNESS_FOUND not compatible.
Regex matching, email/URL format validation, and JSON Schema validation.
JSON Merge Patch key count, body discarded
Deterministic validation for AI-generated artifacts: JSON Schema, OpenAPI response, SQL syntax.
Accept-Encoding token count, value discarded
JWT header segment shape, token discarded
Whether a token is an HTTP method
